package com.atguigu.common.utils;

import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

import java.security.MessageDigest;

public class MD5Util {

    /**
     * md5盐-加密盐值
     */
    private static final String SALT = "xijia";

    public static String encode(String password) {
        password = password + SALT;
        MessageDigest md5 = null;
        try {
            md5 = MessageDigest.getInstance("MD5");
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
        char[] charArray = password.toCharArray();
        byte[] byteArray = new byte[charArray.length];

        for(int i = 0; i < charArray.length; i++){
            byteArray[i] = (byte) charArray[i];}
        byte[] md5Bytes = md5.digest(byteArray);
        StringBuffer hexValue = new StringBuffer();
        for (int i = 0; i < md5Bytes.length; i++) {
            int val = ((int) md5Bytes[i]) & 0xff;
            if (val < 16) {
                hexValue.append("0");
            }

            hexValue.append(Integer.toHexString(val));
        }
        return hexValue.toString();
    }
    public  static  String  encode1(String password){
        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();
        return  encoder.encode(password);
    }
    public static void main(String[] args) {
        System.out.println(MD5Util.encode1("123456"));
        BCryptPasswordEncoder encoder = new BCryptPasswordEncoder();

     boolean b=   encoder.matches("123456",MD5Util.encode1("123456"));
        System.out.println(b);

    }
}
